数组去重
<script> const removeDuplicates = (arr) => [...new Set(arr)]; // Result: [ 1, 2, 3, 4, 5, 6 ] console.log(removeDuplicates([1, 2, 3, 3, 4, 4, 5, 5, 6, 6, 6, 6, 5, 4, 3, 1, 6])); </script>
<script> const removeDuplicates = (arr) => [...new Set(arr)]; // Result: [ 1, 2, 3, 4, 5, 6 ] console.log(removeDuplicates([1, 2, 3, 3, 4, 4, 5, 5, 6, 6, 6, 6, 5, 4, 3, 1, 6])); </script>